TPS7 A4518DCQR Texas Instruments Integrated Circuit (SOT223 (5-Pin)) In Stock
The TPS7A4518DCQR is an LDO voltage regulator from Texas Instruments in a 5-pin SOT-223 package. Offers stable low-dropout regulation for powering sensitive analog and digital circuits with minimal noise. Available from stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- SOT223 (5-Pin)
- Pin Count
- 6
- Lifecycle
- ACTIVE
- Datasheet
- TPS7 A4518DCQR Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Low-dropout LDO voltage regulator with stable output enabling clean power delivery for noise-sensitive analog and digital circuits
- Compact 5-pin SOT-223 package with excellent thermal dissipation capability for efficient heat management in space-constrained designs
- Designed for high power-supply rejection ratio (PSRR) to minimize input voltage ripple and provide clean regulated output
Applications
The TPS7A4518DCQR LDO voltage regulator is ideal for post-regulation in power supply chains that feed precision analog circuits, ADCs, and RF components requiring clean, stable voltage rails. Its SOT-223 package with exposed thermal pad enables efficient thermal management in compact designs like portable instruments and industrial sensors. Engineers use it in audio electronics, medical devices, and telecommunications equipment where low-noise power delivery directly impacts system performance.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for TPS7 A4518DCQR:
Ic, Ldo Reg 50Ma 1.8V Sc70-5; Output Type:Fixed; Input Voltage Min:3V; Input Voltage Max:24V; Fixed Output Voltage Nom.:1.8V; Adjustable Output Voltage Min:-; Adjustable Output Voltage Max:-; Output Current:50Ma; Dropout Voltage Rohs Compliant: Yes |Texas Instruments TPS71518DCKR
Frequently Asked Questions
What type of component is the TPS7A4518DCQR?
The TPS7A4518DCQR is a low-dropout (LDO) linear voltage regulator manufactured by Texas Instruments, designed to provide a stable regulated output voltage with minimal dropout voltage for analog and digital circuit power supply applications.
What package does the TPS7A4518DCQR use?
The TPS7A4518DCQR uses a 5-pin SOT-223 package, which includes an exposed thermal pad that provides superior heat dissipation compared to standard small-outline packages, making it suitable for moderate-power applications.
What are common applications for the TPS7A4518DCQR?
Common applications include powering precision analog circuits, ADCs, DACs, RF amplifiers, and microcontrollers where a clean, low-noise supply voltage is critical to maintaining signal integrity and measurement accuracy.
Is the TPS7A4518DCQR suitable for noise-sensitive circuits?
Yes, as an LDO regulator the TPS7A4518DCQR offers excellent power-supply rejection ratio (PSRR), making it well-suited for powering noise-sensitive components such as precision ADCs, audio amplifiers, and RF front-end circuits.
Who manufactures the TPS7A4518DCQR?
The TPS7A4518DCQR is manufactured by Texas Instruments, a globally recognized semiconductor leader specializing in analog and embedded processing solutions used across industrial, automotive, and consumer electronics markets.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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